.performance-link {
  display: none;
  position: fixed;
  bottom: 10px;
  right: 10px;
  z-index: 11000;
  cursor: pointer;
  opacity: 0;
  transition : opacity 0.3s;
}

.performance-link.visible {
  display: block;
  opacity: 0.66;
  animation: glow 2s infinite;
}

.performance-link.visible:hover {
  opacity: 1;
  animation: none;
}

#dialog-container.performance-info {
  width: 500px;
  height: 525px;
  top : 50%;
  left : 50%;
  position : absolute;
  margin-left: -250px;
  margin-top: -260px;

}

.dialog-performance-info-body {
  font-size: 13px;
  letter-spacing: 1px;
  padding: 10px 20px;
}

.dialog-performance-info-body ul {
  border: 1px solid #666;
  padding: 5px;
  border-radius: 3px;
}

.dialog-performance-info-body li {
  list-style-type: initial;
  margin: 0 20px;
}

.dialog-performance-info-body sup {
  color: var(--highlight-color);
  cursor: pointer;
}

.show #dialog-container.performance-info {
  margin-top: -300px;
}

.dialog-performance-info-body .warning-icon {
  float: left;
  margin-top: 10px;
}

.dialog-performance-info-body .warning-icon-info {
  overflow: hidden;
  margin-left: 30px;
}
